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Add 3/18 and 18/28

3/18 + 18/28 is 17/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 28 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 18 × 14 = 252,
    3/18 = 3 × 14/18 × 14 = 42/252
  3. Likewise, for the 2nd fraction, since 28 × 9 = 252,
    18/28 = 18 × 9/28 × 9 = 162/252
  4. Add the two like fractions:
    42/252 + 162/252 = 42 + 162/252 = 204/252
  5. 204/252 simplified gives 17/21
  6. So, 3/18 + 18/28 = 17/21

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